[INFO] fetching crate kind-tree 0.1.3... [INFO] checking kind-tree-0.1.3 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] extracting crate kind-tree 0.1.3 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate kind-tree 0.1.3 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kind-tree 0.1.3 [INFO] finished tweaking crates.io crate kind-tree 0.1.3 [INFO] tweaked toml for crates.io crate kind-tree 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages to latest compatible versions [INFO] [stderr] Adding hvm v1.0.11 (available: v2.0.22) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5123048e80b9ebdd8eb059c03b3eb7ca7b5afe055cbaa63c2bb3b1c4e701e659 [INFO] running `Command { std: "docker" "start" "-a" "5123048e80b9ebdd8eb059c03b3eb7ca7b5afe055cbaa63c2bb3b1c4e701e659", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5123048e80b9ebdd8eb059c03b3eb7ca7b5afe055cbaa63c2bb3b1c4e701e659", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5123048e80b9ebdd8eb059c03b3eb7ca7b5afe055cbaa63c2bb3b1c4e701e659", kill_on_drop: false }` [INFO] [stdout] 5123048e80b9ebdd8eb059c03b3eb7ca7b5afe055cbaa63c2bb3b1c4e701e659 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ba23900143fa255c81585f76af0b68496010df622e0f9dfe3ef871cb012cd56 [INFO] running `Command { std: "docker" "start" "-a" "3ba23900143fa255c81585f76af0b68496010df622e0f9dfe3ef871cb012cd56", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking highlight_error v0.1.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking rustc-demangle v0.1.25 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking HOPA v0.1.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking kind-span v0.1.3 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Checking sysinfo v0.29.11 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking hvm v1.0.11 [INFO] [stderr] Checking kind-tree v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/concrete/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use expr::Expr; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `Expr` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/concrete/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub use expr::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/concrete/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use expr::Expr; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/concrete/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use expr::Expr; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `Expr` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/concrete/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub use expr::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/concrete/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use expr::Expr; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/concrete/mod.rs:143:29 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn get_constructors(&self) -> Option>> { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 143 | pub fn get_constructors(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/concrete/mod.rs:151:24 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn get_indices(&self) -> Option>> { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 151 | pub fn get_indices(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/telescope.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 55 | pub fn iter(&self) -> std::slice::Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/telescope.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [INFO] [stdout] | ^^^^^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/concrete/mod.rs:143:29 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn get_constructors(&self) -> Option>> { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 143 | pub fn get_constructors(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/concrete/mod.rs:151:24 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn get_indices(&self) -> Option>> { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 151 | pub fn get_indices(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/telescope.rs:55:17 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 55 | pub fn iter(&self) -> std::slice::Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/telescope.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [INFO] [stdout] | ^^^^^^^^^ ---------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.09s [INFO] running `Command { std: "docker" "inspect" "3ba23900143fa255c81585f76af0b68496010df622e0f9dfe3ef871cb012cd56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba23900143fa255c81585f76af0b68496010df622e0f9dfe3ef871cb012cd56", kill_on_drop: false }` [INFO] [stdout] 3ba23900143fa255c81585f76af0b68496010df622e0f9dfe3ef871cb012cd56